2884c41e1c
* parse.h (OBSOLETE_MODIFIER_WARNING): Don't use ANSI string concatenation. (OBSOLETE_MODIFIER_WARNING2): New macro allowing two args. * parse.y (register_fields): Don't pass a format specifier to OBSOLETE_MODIFIER_WARNING. (check_abstract_method_header): Use OBSOLETE_MODIFIER_WARNING2 instead of OBSOLETE_MODIFIER_WARNING, and don't pass a format specifier. (check_modifiers): Change function into a macro. (check_class_interface_creation): Pass a literal format string. From-SVN: r31614
706 lines
26 KiB
C
706 lines
26 KiB
C
/* Language parser definitions for the GNU compiler for the Java(TM) language.
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Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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Contributed by Alexandre Petit-Bianco (apbianco@cygnus.com)
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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Java and all Java-based marks are trademarks or registered trademarks
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of Sun Microsystems, Inc. in the United States and other countries.
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The Free Software Foundation is independent of Sun Microsystems, Inc. */
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#ifndef JV_LANG_H
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#define JV_LANG_H
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#include "lex.h"
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/* Extern global variable declarations */
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extern int java_error_count;
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extern struct obstack temporary_obstack;
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extern struct obstack permanent_obstack;
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extern int quiet_flag;
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#ifndef JC1_LITE
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/* Function extern to java/ */
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extern int int_fits_type_p PARAMS ((tree, tree));
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extern tree stabilize_reference PARAMS ((tree));
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#endif
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/* Macros for verbose debug info */
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#ifdef VERBOSE_SKELETON
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#define RULE( rule ) printf ( "jv_yacc:%d: rule %s\n", lineno, rule )
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#else
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#define RULE( rule )
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#endif
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#ifdef VERBOSE_SKELETON
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#undef SOURCE_FRONTEND_DEBUG
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#define SOURCE_FRONTEND_DEBUG(X) \
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{if (!quiet_flag) {printf ("* "); printf X; putchar ('\n');} }
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#else
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#define SOURCE_FRONTEND_DEBUG(X)
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#endif
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/* Macro for error recovering */
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#ifdef YYDEBUG
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#define RECOVERED \
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{ if (!quiet_flag) {printf ("** Recovered\n");} }
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#define DRECOVERED(s) \
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{ if (!quiet_flag) {printf ("** Recovered (%s)\n", #s);}}
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#else
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#define RECOVERED
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#define DRECOVERED(s)
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#endif
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#define DRECOVER(s) {yyerrok; DRECOVERED(s)}
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#define RECOVER {yyerrok; RECOVERED}
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#define YYERROR_NOW ctxp->java_error_flag = 1
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#define YYNOT_TWICE if (ctxp->prevent_ese != lineno)
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/* Accepted modifiers */
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#define CLASS_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT|ACC_FINAL
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#define FIELD_MODIFIERS ACC_PUBLIC|ACC_PROTECTED|ACC_PRIVATE|ACC_FINAL| \
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ACC_STATIC|ACC_TRANSIENT|ACC_VOLATILE
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#define METHOD_MODIFIERS ACC_PUBLIC|ACC_PROTECTED|ACC_PRIVATE|ACC_ABSTRACT| \
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ACC_STATIC|ACC_FINAL|ACC_SYNCHRONIZED|ACC_NATIVE
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#define INTERFACE_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT
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#define INTERFACE_METHOD_MODIFIERS ACC_PUBLIC|ACC_ABSTRACT
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#define INTERFACE_FIELD_MODIFIERS ACC_PUBLIC|ACC_STATIC|ACC_FINAL
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/* Getting a modifier WFL */
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#define MODIFIER_WFL(M) (ctxp->modifier_ctx [(M) - PUBLIC_TK])
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/* Check on modifiers */
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#define THIS_MODIFIER_ONLY(f, m, v, count, l) \
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if ((f) & (m)) \
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{ \
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tree node = ctxp->modifier_ctx [v]; \
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if ((l) \
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&& ((EXPR_WFL_COLNO (node) > EXPR_WFL_COLNO (l)) \
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|| (EXPR_WFL_LINENO (node) > EXPR_WFL_LINENO (l)))) \
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l = node; \
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else if (!(l)) \
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l = node; \
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count++; \
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}
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#define ABSTRACT_CHECK(FLAG, V, CL, S) \
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if ((FLAG) & (V)) \
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parse_error_context ((CL), "%s method can't be abstract", (S));
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#define JCONSTRUCTOR_CHECK(FLAG, V, CL, S) \
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if ((FLAG) & (V)) \
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parse_error_context ((CL), "Constructor can't be %s", (S)); \
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/* Misc. */
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#define exit_java_complete_class() \
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{ \
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pop_obstacks (); \
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return; \
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}
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#define CLASS_OR_INTERFACE(decl, s1, s2) \
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(decl ? \
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((get_access_flags_from_decl (TYPE_NAME (TREE_TYPE (decl))) \
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& ACC_INTERFACE) ? \
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s2 : s1) : ((s1 [0]=='S'|| s1 [0]=='s') ? \
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(s1 [0]=='S' ? "Supertype" : "supertype") : \
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(s1 [0] > 'A' ? "Type" : "type")))
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#define GET_REAL_TYPE(TYPE) \
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(TREE_CODE (TYPE) == TREE_LIST ? TREE_PURPOSE (TYPE) : TYPE)
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#define GET_METHOD_NAME(METHOD) \
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(TREE_CODE (DECL_NAME (METHOD)) == EXPR_WITH_FILE_LOCATION ? \
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EXPR_WFL_NODE (DECL_NAME (METHOD)) : DECL_NAME (METHOD))
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/* Get TYPE name string, regardless whether TYPE is a class or an
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array. */
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#define GET_TYPE_NAME(TYPE) \
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(TREE_CODE (TYPE_NAME (TYPE)) == IDENTIFIER_NODE ? \
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IDENTIFIER_POINTER (TYPE_NAME (TYPE)) : \
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IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (TYPE))))
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/* Pedantic warning on obsolete modifiers. Note: when cl is NULL,
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flags was set artificially, such as for a interface method */
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#define OBSOLETE_MODIFIER_WARNING(cl, flags, __modifier, arg) \
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{ \
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if (flag_redundant && (cl) && ((flags) & (__modifier))) \
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parse_warning_context (cl, \
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"Discouraged redundant use of `%s' modifier in declaration of %s", \
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java_accstring_lookup (__modifier), arg); \
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}
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#define OBSOLETE_MODIFIER_WARNING2(cl, flags, __modifier, arg1, arg2) \
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{ \
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if (flag_redundant && (cl) && ((flags) & (__modifier))) \
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parse_warning_context (cl, \
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"Discouraged redundant use of `%s' modifier in declaration of %s `%s'", \
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java_accstring_lookup (__modifier), arg1, arg2);\
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}
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/* Quickly build a temporary pointer on hypothetical type NAME. */
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#define BUILD_PTR_FROM_NAME(ptr, name) \
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{ \
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ptr = build (POINTER_TYPE, NULL_TREE); \
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TYPE_NAME (ptr) = name; \
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}
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#define INCOMPLETE_TYPE_P(NODE) \
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((TREE_CODE (NODE) == POINTER_TYPE) \
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&& !TREE_TYPE (NODE) \
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&& TREE_CODE (TYPE_NAME (NODE)) == IDENTIFIER_NODE)
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/* Set the EMIT_LINE_NOTE flag of a EXPR_WLF to 1 if debug information
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are requested. Works in the context of a parser rule. */
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#define JAVA_MAYBE_GENERATE_DEBUG_INFO(node) \
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(debug_info_level != DINFO_LEVEL_NONE ? \
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EXPR_WFL_EMIT_LINE_NOTE (node) = 1, node : node)
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/* Types classification, according to the JLS, section 4.2 */
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#define JFLOAT_TYPE_P(TYPE) (TYPE && TREE_CODE ((TYPE)) == REAL_TYPE)
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#define JINTEGRAL_TYPE_P(TYPE) ((TYPE) \
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&& (TREE_CODE ((TYPE)) == INTEGER_TYPE \
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|| TREE_CODE ((TYPE)) == CHAR_TYPE))
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#define JNUMERIC_TYPE_P(TYPE) ((TYPE) \
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&& (JFLOAT_TYPE_P ((TYPE)) \
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|| JINTEGRAL_TYPE_P ((TYPE))))
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#define JPRIMITIVE_TYPE_P(TYPE) ((TYPE) \
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&& (JNUMERIC_TYPE_P ((TYPE)) \
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|| TREE_CODE ((TYPE)) == BOOLEAN_TYPE))
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#define JBSC_TYPE_P(TYPE) ((TYPE) && (((TYPE) == byte_type_node) \
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|| ((TYPE) == short_type_node) \
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|| ((TYPE) == char_type_node)))
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/* Not defined in the LRM */
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#define JSTRING_TYPE_P(TYPE) ((TYPE) \
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&& ((TYPE) == string_type_node || \
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(TREE_CODE (TYPE) == POINTER_TYPE && \
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TREE_TYPE (TYPE) == string_type_node)))
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#define JSTRING_P(NODE) ((NODE) \
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&& (TREE_CODE (NODE) == STRING_CST \
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|| IS_CRAFTED_STRING_BUFFER_P (NODE) \
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|| JSTRING_TYPE_P (TREE_TYPE (NODE))))
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#define JREFERENCE_TYPE_P(TYPE) ((TYPE) \
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&& (TREE_CODE (TYPE) == RECORD_TYPE \
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|| (TREE_CODE (TYPE) == POINTER_TYPE \
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&& TREE_CODE (TREE_TYPE (TYPE)) == \
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RECORD_TYPE)))
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#define JNULLP_TYPE_P(TYPE) ((TYPE) && (TREE_CODE (TYPE) == POINTER_TYPE) \
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&& (TYPE) == TREE_TYPE (null_pointer_node))
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/* Other predicate */
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#define JDECL_P(NODE) (NODE && (TREE_CODE (NODE) == PARM_DECL \
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|| TREE_CODE (NODE) == VAR_DECL \
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|| TREE_CODE (NODE) == FIELD_DECL))
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#define TYPE_INTERFACE_P(TYPE) \
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(CLASS_P (TYPE) && CLASS_INTERFACE (TYPE_NAME (TYPE)))
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#define TYPE_CLASS_P(TYPE) (CLASS_P (TYPE) \
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&& !CLASS_INTERFACE (TYPE_NAME (TYPE)))
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/* Standard error messages */
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#define ERROR_CANT_CONVERT_TO_BOOLEAN(OPERATOR, NODE, TYPE) \
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parse_error_context ((OPERATOR), \
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"Incompatible type for `%s'. Can't convert `%s' to boolean", \
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operator_string ((NODE)), lang_printable_name ((TYPE),0))
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#define ERROR_CANT_CONVERT_TO_NUMERIC(OPERATOR, NODE, TYPE) \
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parse_error_context ((OPERATOR), \
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"Incompatible type for `%s'. Can't convert `%s' to numeric type", \
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operator_string ((NODE)), lang_printable_name ((TYPE), 0))
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#define ERROR_CAST_NEEDED_TO_INTEGRAL(OPERATOR, NODE, TYPE) \
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do { \
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tree _operator = (OPERATOR), _node = (NODE), _type = (TYPE); \
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if (JPRIMITIVE_TYPE_P (_type)) \
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parse_error_context (_operator, \
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"Incompatible type for `%s'. Explicit cast needed to convert `%s' to integral",\
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operator_string(_node), \
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lang_printable_name (_type, 0)); \
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else \
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parse_error_context (_operator, \
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"Incompatible type for `%s'. Can't convert `%s' to integral", \
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operator_string(_node), \
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lang_printable_name (_type, 0)); \
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} while (0)
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#define ERROR_VARIABLE_NOT_INITIALIZED(WFL, V) \
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parse_error_context \
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((WFL), "Variable `%s' may not have been initialized", \
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IDENTIFIER_POINTER (V))
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/* Definition for loop handling. This is Java's own definition of a
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loop body. See parse.y for documentation. It's valid once you hold
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a loop's body (LOOP_EXPR_BODY) */
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/* The loop main block is the one hold the condition and the loop body */
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#define LOOP_EXPR_BODY_MAIN_BLOCK(NODE) TREE_OPERAND (NODE, 0)
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/* And then there is the loop update block */
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#define LOOP_EXPR_BODY_UPDATE_BLOCK(NODE) TREE_OPERAND (NODE, 1)
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/* Inside the loop main block, there is the loop condition and the
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loop body. They may be reversed if the loop being described is a
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do-while loop. NOTE: if you use a WFL around the EXIT_EXPR so you
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can issue debug info for it, the EXIT_EXPR will be one operand
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further. */
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#define LOOP_EXPR_BODY_CONDITION_EXPR(NODE, R) \
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TREE_OPERAND (LOOP_EXPR_BODY_MAIN_BLOCK (NODE), (R ? 1 : 0))
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/* Here is the labeled block the loop real body is encapsulated in */
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#define LOOP_EXPR_BODY_LABELED_BODY(NODE, R) \
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TREE_OPERAND (LOOP_EXPR_BODY_MAIN_BLOCK (NODE), (R ? 0 : 1))
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/* And here is the loop's real body */
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#define LOOP_EXPR_BODY_BODY_EXPR(NODE, R) \
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LABELED_BLOCK_BODY (LOOP_EXPR_BODY_LABELED_BODY(NODE, R))
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#define PUSH_LABELED_BLOCK(B) \
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{ \
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TREE_CHAIN (B) = ctxp->current_labeled_block; \
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ctxp->current_labeled_block = (B); \
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}
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#define POP_LABELED_BLOCK() \
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ctxp->current_labeled_block = TREE_CHAIN (ctxp->current_labeled_block)
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#define PUSH_LOOP(L) \
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{ \
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TREE_CHAIN (L) = ctxp->current_loop; \
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ctxp->current_loop = (L); \
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}
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#define POP_LOOP() ctxp->current_loop = TREE_CHAIN (ctxp->current_loop)
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#define PUSH_EXCEPTIONS(E) \
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currently_caught_type_list = \
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tree_cons (NULL_TREE, (E), currently_caught_type_list);
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#define POP_EXCEPTIONS() \
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currently_caught_type_list = TREE_CHAIN (currently_caught_type_list)
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/* Check that we're inside a try block. */
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#define IN_TRY_BLOCK_P() \
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(currently_caught_type_list \
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&& ((TREE_VALUE (currently_caught_type_list) != \
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DECL_FUNCTION_THROWS (current_function_decl)) \
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|| TREE_CHAIN (currently_caught_type_list)))
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/* Check that we have exceptions in E. */
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#define EXCEPTIONS_P(E) ((E) ? TREE_VALUE (E) : NULL_TREE)
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/* Invocation modes, as returned by invocation_mode (). */
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enum {
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INVOKE_STATIC,
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INVOKE_NONVIRTUAL,
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INVOKE_SUPER,
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INVOKE_INTERFACE,
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INVOKE_VIRTUAL
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};
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/* We need the resolution stuff only if we compile jc1 */
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#ifndef JC1_LITE
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/* Unresolved type identifiers handling. When we process the source
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code, we blindly accept an unknown type identifier and try to
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resolve it later. When an unknown type identifier is encountered
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and used, we record in a struct jdep element what the incomplete
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type is and what it should patch. Later, java_complete_class will
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process all classes known to have unresolved type
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dependencies. Within each of these classes, this routine will
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process unresolved type dependencies (JDEP_TO_RESOLVE), patch what
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needs to be patched in the dependent tree node (JDEP_GET_PATCH,
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JDEP_APPLY_PATCH) and perform other actions dictated by the context
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of the patch (JDEP_KIND). The ideas are: we patch only what needs
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to be patched, and with java_complete_class called at the right
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time, we will start processing incomplete function bodies tree
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nodes with everything external to function's bodies already
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completed, it makes things much simpler. */
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enum jdep_code {
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JDEP_NO_PATCH, /* Must be first */
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JDEP_SUPER, /* Patch the type of one type
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supertype. Requires some check
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before it's done */
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JDEP_FIELD, /* Patch the type of a class field */
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/* JDEP_{METHOD,METHOD_RETURN,METHOD_END} to be kept in order */
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JDEP_METHOD, /* Mark the beginning of the patching
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of a method declaration, including
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it's arguments */
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JDEP_METHOD_RETURN, /* Mark the beginning of the patching
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of a method declaration. Arguments
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aren't patched, only the returned
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type is */
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JDEP_METHOD_END, /* Mark the end of the patching of a
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method declaration. It indicates
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that it's time to compute and
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install a new signature */
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JDEP_INTERFACE, /* Patch the type of a Class/interface
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extension */
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JDEP_VARIABLE, /* Patch the type of a variable declaration */
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JDEP_PARM, /* Patch the type of a parm declaration */
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JDEP_TYPE, /* Patch a random tree node type,
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without the need for any specific
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actions */
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JDEP_EXCEPTION /* Patch exceptions specified by `throws' */
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};
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typedef struct _jdep {
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#ifdef ONLY_INT_FIELDS
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int kind : 8; /* Type of patch */
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#else
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enum jdep_code kind : 8;
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#endif
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int flag0 : 1; /* Some flags */
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tree decl; /* Tied decl/or WFL */
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tree solv; /* What to solve */
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tree wfl; /* Where thing to resolve where found */
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tree misc; /* Miscellaneous info (optional). */
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tree *patch; /* Address of a location to patch */
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struct _jdep *next; /* Linked list */
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} jdep;
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#define JDEP_DECL(J) ((J)->decl)
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#define JDEP_DECL_WFL(J) ((J)->decl)
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#define JDEP_KIND(J) ((J)->kind)
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#define JDEP_SOLV(J) ((J)->solv)
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#define JDEP_WFL(J) ((J)->wfl)
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#define JDEP_MISC(J) ((J)->misc)
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#define JDEP_CLASS(J) ((J)->class)
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#define JDEP_APPLY_PATCH(J,P) (*(J)->patch = (P))
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#define JDEP_GET_PATCH(J) ((J)->patch)
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#define JDEP_CHAIN(J) ((J)->next)
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#define JDEP_TO_RESOLVE(J) ((J)->solv)
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#define JDEP_RESOLVED_DECL(J) ((J)->solv)
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#define JDEP_RESOLVED(J, D) ((J)->solv = D)
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#define JDEP_RESOLVED_P(J) \
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(!(J)->solv || TREE_CODE ((J)->solv) != POINTER_TYPE)
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typedef struct _jdeplist {
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jdep *first;
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jdep *last;
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struct _jdeplist *next;
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} jdeplist;
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#endif /* JC1_LITE */
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#define CLASSD_FIRST(CD) ((CD)->first)
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#define CLASSD_LAST(CD) ((CD)->last)
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#define CLASSD_CHAIN(CD) ((CD)->next)
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#define JDEP_INSERT(L,J) \
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{ \
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if (!(L)->first) \
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(L)->last = (L)->first = (J); \
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else \
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{ \
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JDEP_CHAIN ((L)->last) = (J); \
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(L)->last = (J); \
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} \
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}
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/* if TYPE can't be resolved, obtain something suitable for its
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resolution (TYPE is saved in SAVE before being changed). and set
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CHAIN to 1. Otherwise, type is set to something usable. CHAIN is
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usually used to determine that a new DEP must be installed on TYPE.
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Note that when compiling java.lang.Object, references to Object are
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java.lang.Object. */
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#define SET_TYPE_FOR_RESOLUTION(TYPE, SAVE, CHAIN) \
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{ \
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tree returned_type; \
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(CHAIN) = 0; \
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if (TREE_TYPE (ctxp->current_parsed_class) == object_type_node \
|
|
&& TREE_CODE (TYPE) == EXPR_WITH_FILE_LOCATION \
|
|
&& EXPR_WFL_NODE (TYPE) == unqualified_object_id_node) \
|
|
(TYPE) = object_type_node; \
|
|
else \
|
|
{ \
|
|
if (unresolved_type_p (type, &returned_type)) \
|
|
{ \
|
|
if (returned_type) \
|
|
(TYPE) = returned_type; \
|
|
else \
|
|
{ \
|
|
(SAVE) = (TYPE); \
|
|
(TYPE) = obtain_incomplete_type (TYPE); \
|
|
CHAIN = 1; \
|
|
} \
|
|
} \
|
|
} \
|
|
}
|
|
/* Promote a type if it won't be registered as a patch */
|
|
#define PROMOTE_RECORD_IF_COMPLETE(TYPE, IS_INCOMPLETE) \
|
|
{ \
|
|
if (!(IS_INCOMPLETE) && TREE_CODE (TYPE) == RECORD_TYPE) \
|
|
(TYPE) = promote_type (TYPE); \
|
|
}
|
|
|
|
/* Insert a DECL in the current block */
|
|
#define BLOCK_CHAIN_DECL(NODE) \
|
|
{ \
|
|
TREE_CHAIN ((NODE)) = \
|
|
BLOCK_EXPR_DECLS (GET_CURRENT_BLOCK (current_function_decl)); \
|
|
BLOCK_EXPR_DECLS (GET_CURRENT_BLOCK (current_function_decl)) = (NODE); \
|
|
}
|
|
|
|
/* Return the current block, either found in the body of the currently
|
|
declared function or in the current static block being defined. */
|
|
#define GET_CURRENT_BLOCK(F) ((F) ? DECL_FUNCTION_BODY ((F)) : \
|
|
current_static_block)
|
|
|
|
/* For an artificial BLOCK (created to house a local variable declaration not
|
|
at the start of an existing block), the parent block; otherwise NULL. */
|
|
#define BLOCK_EXPR_ORIGIN(NODE) BLOCK_ABSTRACT_ORIGIN(NODE)
|
|
|
|
/* Merge an other line to the source line number of a decl. Used to
|
|
remember function's end. */
|
|
#define DECL_SOURCE_LINE_MERGE(DECL,NO) DECL_SOURCE_LINE(DECL) |= (NO << 16)
|
|
|
|
/* Retrieve those two info separately. */
|
|
#define DECL_SOURCE_LINE_FIRST(DECL) (DECL_SOURCE_LINE(DECL) & 0x0000ffff)
|
|
#define DECL_SOURCE_LINE_LAST(DECL) (DECL_SOURCE_LINE(DECL) >> 16)
|
|
|
|
/* Retrieve line/column from a WFL. */
|
|
#define EXPR_WFL_GET_LINECOL(V,LINE,COL) \
|
|
{ \
|
|
(LINE) = (V) >> 12; \
|
|
(COL) = (V) & 0xfff; \
|
|
}
|
|
/* Add X to the column number information */
|
|
#define EXPR_WFL_ADD_COL(V, X) \
|
|
(V) = (((V) & 0xfffff000) | ((((V) & 0xfff) + (X)) & 0xfff))
|
|
|
|
/* Build a WFL for expression nodes */
|
|
#define BUILD_EXPR_WFL(NODE, WFL) \
|
|
build_expr_wfl ((NODE), input_filename, EXPR_WFL_LINENO ((WFL)), \
|
|
EXPR_WFL_COLNO ((WFL)))
|
|
|
|
#define EXPR_WFL_QUALIFICATION(WFL) TREE_OPERAND ((WFL), 2)
|
|
#define QUAL_WFL(NODE) TREE_PURPOSE (NODE)
|
|
#define QUAL_RESOLUTION(NODE) TREE_VALUE (NODE)
|
|
#define QUAL_DECL_TYPE(NODE) GET_SKIP_TYPE (NODE)
|
|
|
|
#define GET_SKIP_TYPE(NODE) \
|
|
(TREE_CODE (TREE_TYPE (NODE)) == POINTER_TYPE ? \
|
|
TREE_TYPE (TREE_TYPE (NODE)): TREE_TYPE (NODE))
|
|
|
|
/* Handy macros for the walk operation */
|
|
#define COMPLETE_CHECK_OP(NODE, N) \
|
|
{ \
|
|
TREE_OPERAND ((NODE), (N)) = \
|
|
java_complete_tree (TREE_OPERAND ((NODE), (N))); \
|
|
if (TREE_OPERAND ((NODE), (N)) == error_mark_node) \
|
|
return error_mark_node; \
|
|
}
|
|
#define COMPLETE_CHECK_OP_0(NODE) COMPLETE_CHECK_OP(NODE, 0)
|
|
#define COMPLETE_CHECK_OP_1(NODE) COMPLETE_CHECK_OP(NODE, 1)
|
|
#define COMPLETE_CHECK_OP_2(NODE) COMPLETE_CHECK_OP(NODE, 2)
|
|
|
|
/* Building invocations: append(ARG) and StringBuffer(ARG) */
|
|
#define BUILD_APPEND(ARG) \
|
|
((JSTRING_TYPE_P (TREE_TYPE (ARG)) || JPRIMITIVE_TYPE_P (TREE_TYPE (ARG))) \
|
|
? build_method_invocation (wfl_append, \
|
|
ARG ? build_tree_list (NULL, (ARG)) : NULL_TREE)\
|
|
: build_method_invocation (wfl_append, \
|
|
ARG ? build_tree_list (NULL, \
|
|
build1 (CONVERT_EXPR, \
|
|
object_type_node,\
|
|
(ARG))) \
|
|
: NULL_TREE))
|
|
#define BUILD_STRING_BUFFER(ARG) \
|
|
build_new_invocation (wfl_string_buffer, \
|
|
(ARG ? build_tree_list (NULL, (ARG)) : NULL_TREE))
|
|
|
|
/* For exception handling, build diverse function calls */
|
|
#define BUILD_ASSIGN_EXCEPTION_INFO(WHERE, TO) \
|
|
{ \
|
|
(WHERE) = build (MODIFY_EXPR, void_type_node, (TO), \
|
|
soft_exceptioninfo_call_node); \
|
|
TREE_SIDE_EFFECTS (WHERE) = 1; \
|
|
}
|
|
|
|
#define BUILD_THROW(WHERE, WHAT) \
|
|
{ \
|
|
(WHERE) = build (CALL_EXPR, void_type_node, \
|
|
build_address_of (throw_node[exceptions_via_longjmp ? 1 : 0]), \
|
|
build_tree_list (NULL_TREE, (WHAT)), NULL_TREE); \
|
|
TREE_SIDE_EFFECTS ((WHERE)) = 1; \
|
|
}
|
|
|
|
/* Set wfl_operator for the most accurate error location */
|
|
#define SET_WFL_OPERATOR(WHICH, NODE, WFL) \
|
|
EXPR_WFL_LINECOL (WHICH) = \
|
|
(TREE_CODE (WFL) == EXPR_WITH_FILE_LOCATION ? \
|
|
EXPR_WFL_LINECOL (WFL) : EXPR_WFL_LINECOL (NODE))
|
|
|
|
#define PATCH_METHOD_RETURN_ERROR() \
|
|
{ \
|
|
if (ret_decl) \
|
|
*ret_decl = NULL_TREE; \
|
|
return error_mark_node; \
|
|
}
|
|
|
|
/* Convenient macro to check. Assumes that CLASS is a CLASS_DECL. */
|
|
#define CHECK_METHODS(CLASS) \
|
|
{ \
|
|
if (CLASS_INTERFACE ((CLASS))) \
|
|
java_check_abstract_methods ((CLASS)); \
|
|
else \
|
|
java_check_regular_methods ((CLASS)); \
|
|
}
|
|
|
|
/* Using and reseting the @deprecated tag flag */
|
|
#define CHECK_DEPRECATED(DECL) \
|
|
{ \
|
|
if (ctxp->deprecated) \
|
|
DECL_DEPRECATED (DECL) = 1; \
|
|
ctxp->deprecated = 0; \
|
|
}
|
|
|
|
/* Register an import */
|
|
#define REGISTER_IMPORT(WHOLE, NAME) \
|
|
{ \
|
|
IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P ((NAME)) = 1; \
|
|
node = build_tree_list ((WHOLE), (NAME)); \
|
|
TREE_CHAIN (node) = ctxp->import_list; \
|
|
ctxp->import_list = node; \
|
|
}
|
|
|
|
/* Safe check that DECL is <clinit> */
|
|
#define IS_CLINIT(DECL) \
|
|
(DECL != NULL_TREE && DECL_NAME (DECL) == clinit_identifier_node)
|
|
|
|
/* Macro to access the osb (opening square bracket) count */
|
|
#define CURRENT_OSB(C) (C)->osb_number [(C)->osb_depth]
|
|
|
|
/* Macro for the xreferencer */
|
|
#define DECL_END_SOURCE_LINE(DECL) DECL_FRAME_SIZE (DECL)
|
|
#define DECL_INHERITED_SOURCE_LINE(DECL) DECL_FIELD_SIZE (DECL)
|
|
|
|
/* Parser context data structure. */
|
|
struct parser_ctxt {
|
|
|
|
char *filename; /* Current filename */
|
|
FILE *finput; /* Current file input stream */
|
|
struct parser_ctxt *next;
|
|
|
|
struct java_line *p_line, *c_line; /* Previous and current line */
|
|
java_lc elc; /* Error's line column info */
|
|
unicode_t unget_utf8_value; /* An unget utf8 value */
|
|
int ccb_indent; /* Keep track of {} indent, lexer */
|
|
int first_ccb_indent1; /* First { at ident level 1 */
|
|
int last_ccb_indent1; /* Last } at ident level 1 */
|
|
int parser_ccb_indent; /* Keep track of {} indent, parser */
|
|
int osb_depth; /* Current depth of [ in an expression */
|
|
int osb_limit; /* Limit of this depth */
|
|
int *osb_number; /* Keep track of ['s */
|
|
int lineno; /* Current lineno */
|
|
|
|
/* The flags section */
|
|
|
|
/* Indicates a context used for saving the parser status. The
|
|
context must be popped when the status is restored. */
|
|
unsigned saved_data_ctx:1;
|
|
/* Indicates that a context already contains saved data and that the
|
|
next save operation will require a new context to be created. */
|
|
unsigned saved_data:1;
|
|
/* Integral literal overflow */
|
|
unsigned minus_seen:1;
|
|
/* Report error when true */
|
|
unsigned java_error_flag:1;
|
|
/* @deprecated tag seen */
|
|
unsigned deprecated:1;
|
|
/* Flag to report certain errors (fix this documentation. FIXME) */
|
|
unsigned class_err:1;
|
|
|
|
/* This section is defined only if we compile jc1 */
|
|
#ifndef JC1_LITE
|
|
tree modifier_ctx [11]; /* WFL of modifiers */
|
|
tree current_class; /* Current class */
|
|
tree current_function_decl; /* Current function decl, save/restore */
|
|
|
|
struct JCF *current_jcf; /* CU jcf */
|
|
|
|
int prevent_ese; /* Prevent expression statement error */
|
|
|
|
int formal_parameter_number; /* Number of parameters found */
|
|
int interface_number; /* # itfs declared to extend an itf def */
|
|
|
|
tree package; /* Defined package ID */
|
|
|
|
/* Those tow list are saved accross file traversal */
|
|
tree incomplete_class; /* List of non-complete classes */
|
|
tree gclass_list; /* All classes seen from source code */
|
|
|
|
/* These two lists won't survive file traversal */
|
|
tree class_list; /* List of classes in a CU */
|
|
jdeplist *classd_list; /* Classe dependencies in a CU */
|
|
|
|
tree current_parsed_class; /* Class currently parsed */
|
|
tree current_parsed_class_un; /* Curr. parsed class unqualified name */
|
|
|
|
tree non_static_initialized; /* List of non static initialized fields */
|
|
tree static_initialized; /* List of static non final initialized */
|
|
|
|
tree import_list; /* List of import */
|
|
tree import_demand_list; /* List of import on demand */
|
|
|
|
tree current_loop; /* List of the currently nested
|
|
loops/switches */
|
|
tree current_labeled_block; /* List of currently nested
|
|
labeled blocks. */
|
|
|
|
int pending_block; /* Pending block to close */
|
|
|
|
int explicit_constructor_p; /* >0 when processing an explicit
|
|
constructor. This flag is used to trap
|
|
illegal argument usage during an
|
|
explicit constructor invocation. */
|
|
#endif /* JC1_LITE */
|
|
};
|
|
|
|
#ifndef JC1_LITE
|
|
void safe_layout_class PARAMS ((tree));
|
|
void java_complete_class PARAMS ((void));
|
|
void java_check_circular_reference PARAMS ((void));
|
|
void java_fix_constructors PARAMS ((void));
|
|
void java_check_final PARAMS ((void));
|
|
void java_layout_classes PARAMS ((void));
|
|
tree java_method_add_stmt PARAMS ((tree, tree));
|
|
void java_expand_switch PARAMS ((tree));
|
|
int java_report_errors PARAMS ((void));
|
|
extern tree do_resolve_class PARAMS ((tree, tree, tree));
|
|
#endif
|
|
char *java_get_line_col PARAMS ((char *, int, int));
|
|
extern void reset_report PARAMS ((void));
|
|
|
|
/* Always in use, no matter what you compile */
|
|
void java_push_parser_context PARAMS ((void));
|
|
void java_pop_parser_context PARAMS ((int));
|
|
void java_init_lex PARAMS ((void));
|
|
extern void java_parser_context_save_global PARAMS ((void));
|
|
extern void java_parser_context_restore_global PARAMS ((void));
|
|
int yyparse PARAMS ((void));
|
|
extern int java_parse PARAMS ((void));
|
|
void yyerror PARAMS ((const char *));
|
|
extern void java_expand_classes PARAMS ((void));
|
|
#endif
|